• Variable-range hopping is a model used to describe carrier transport in a disordered semiconductor or in amorphous solid by hopping in an extended temperature...
    8 KB (1,199 words) - 04:20, 27 February 2025
  • one site to another, in a process called variable range hopping. In the original theory of variable range hopping, as developed by Mott and Davis, the probability...
    52 KB (7,204 words) - 21:00, 20 May 2025
  • Efros–Shklovskii variable-range hopping conductivity, a model for the temperature dependence of the electrical conductivity in the variable-range hopping regime...
    6 KB (575 words) - 19:02, 8 August 2024
  • nearest-neighbour model is observed, and variable-range hopping is used instead to describe transport. Variable range hopping can be used to describe disordered...
    17 KB (1,716 words) - 13:03, 22 August 2024
  • Thumbnail for Semilinear response
    systems, are more interesting and can be obtained using a generalized variable range hopping (VRH) scheme. Cohen, Doron; Kottos, Tsampikos; Schanz, Holger (2006-09-05)...
    7 KB (900 words) - 22:23, 7 May 2025
  • energy of hopping would be smaller than the width of the Coulomb gap. The transition from Mott to so-called Efros–Shklovskii variable-range hopping has been...
    9 KB (1,420 words) - 02:30, 7 April 2025
  • Thumbnail for Cryogenics
    cryogenic temperatures. Examples include superconductivity and variable-range hopping. Cryonics Cryopreserving humans and animals with the intention of...
    20 KB (2,292 words) - 04:05, 15 May 2025
  • example showing the presence of a range of activation energies or in special cases like the Mott variable range hopping. Arrhenius argued that for reactants...
    21 KB (2,793 words) - 08:25, 10 April 2025
  • tunnelling from one localised site to another. This is known as variable range hopping and has the characteristic form of ρ = A exp ⁡ ( T − 1 / n ) , {\displaystyle...
    76 KB (8,180 words) - 22:15, 7 May 2025
  • Thumbnail for Mott insulator
    state Tight binding – Model of electronic band structures of solids Variable-range hopping (Mott) Fazekas, Patrik (2008). Lecture notes on electron correlation...
    20 KB (2,515 words) - 18:02, 15 May 2024
  • approximation would explain why such impurities would not interact at long range. Finally the delocalisation of the valence d electrons in transitional metals...
    19 KB (1,991 words) - 11:07, 9 March 2025
  • Prize for "pioneering research in the physics of disordered materials and hopping conductivity" together with Elihu Abrahams and Boris I. Shklovskii. Efros's...
    5 KB (310 words) - 10:33, 21 October 2024
  • Thumbnail for Crystal structure of boron-rich metal borides
    materials. On the other hand, these compounds exhibit very low (variable range hopping type) p-type electrical conductivity. Increasing the conductivity...
    76 KB (8,855 words) - 03:46, 19 March 2025
  • space". Chemical Physics. 212 (1). Y.A. Berlin and M.A. Ratner. Variable-range hopping in DNA. Charge Migration in DNA. Perspectives from Physics, Chemistry...
    7 KB (793 words) - 02:46, 10 November 2024
  • Thumbnail for Have Quick
    Have Quick (also HAVEQUICK, short HQ) is an ECM-resistant frequency-hopping system used to protect military aeronautical mobile (OR) radio traffic. Since...
    6 KB (693 words) - 18:52, 28 April 2025
  • Congjun; Wehrenberg, Brian L.; Guyot-Sionnest, Philippe (2004-05-25). "Variable Range Hopping Conduction in Semiconductor Nanocrystal Solids". Physical Review...
    5 KB (448 words) - 17:38, 16 March 2025
  • Thumbnail for Amateur astronomy
    known landmark stars, and "hopping" between them, often with the aid of a finderscope. Because of its simplicity, star hopping is a very common method for...
    31 KB (3,552 words) - 20:22, 29 April 2025
  • Mn oxides 𝑅1−𝑥𝐴𝑥MnO3. Using the transfer matrix method, the variable-range hopping resistivity was calculated as a function of temperature and magnetic...
    19 KB (1,898 words) - 18:38, 10 March 2025
  • Thumbnail for Kangaroo
    are the only large mammals to use hopping on two legs as their primary means of locomotion. The comfortable hopping speed for a red kangaroo is about...
    69 KB (7,548 words) - 03:28, 2 May 2025
  • Thumbnail for Spread spectrum
    probability of intercept (LPI). Frequency-hopping spread spectrum (FHSS), direct-sequence spread spectrum (DSSS), time-hopping spread spectrum (THSS), chirp spread...
    16 KB (1,934 words) - 23:57, 15 September 2024
  • Thumbnail for VHF omnidirectional range
    Very High Frequency Omnidirectional Range Station (VOR) is a type of short-range VHF radio navigation system for aircraft, enabling aircraft with a VOR...
    53 KB (6,919 words) - 09:32, 11 March 2025
  • Thumbnail for Variable antshrike
    throat. The variable antshrike has a disjunct distribution, with subspecies T. c. cearensis being separate from the large contiguous range of the others...
    18 KB (2,337 words) - 20:37, 27 March 2025
  • Thumbnail for SINCGARS
    established, the net switches to the FH mode and the NCS transfers the hopping variables to the outstations. More than 570,000 radios have been purchased....
    19 KB (1,683 words) - 17:24, 13 April 2025
  • Thumbnail for Dynamic range compression
    Dynamic range compression (DRC) or simply compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet...
    39 KB (4,695 words) - 10:08, 19 January 2025
  • 115.2 kilobits per second (kbits/s), although the radios and frequency-hopping spread spectrum (FHSS) waveform itself can support throughput values well...
    10 KB (1,111 words) - 07:22, 31 March 2025
  • time-division duplex operation with frequency hopping and variable spreading factors to increase range and accommodate low-power devices in frequency...
    10 KB (1,246 words) - 08:16, 29 April 2024
  • Thumbnail for R Corvi
    R Corvi (category Objects with variable star designations)
    Website. American Association of Variable Star Observers. Retrieved 24 May 2014. Garfinkle, Robert A. (1997), Star-Hopping: Your Visa to Viewing the Universe...
    3 KB (176 words) - 22:52, 22 August 2024
  • different spreading code. Another form is frequency-hopping CDMA (FH-CDMA), based on frequency-hopping spread spectrum (FHSS), where the channel frequency...
    18 KB (2,325 words) - 21:57, 7 April 2025
  • in the clear and uses Manchester encoding. The protocol uses frequency-hopping, a multiple access method to avoid interference with other nearby meters...
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  • or simply SSA) is a type of intermediate representation (IR) where each variable is assigned exactly once. SSA is used in most high-quality optimizing compilers...
    32 KB (3,954 words) - 06:34, 21 March 2025